print ("Введите строку скобок")
s=input()
s1=""

for char in s:
    if char =="(":
        s1+=char

    if char ==")":
        if len(s1)>0:
            if s1[len(s1)-1] == "(":
                s1 = s1[:-1]

    
     if char =="{":
        s1+=char

     if char =="}":
        if len(s1)>0:
            if s1[len(s1)-1] == "{":
                s1 = s1[:-1]

     if char =="[":
        s1+=char

     if char =="]":
        if len(s1)>0:
            if s1[len(s1)-1] == "[":
                s1 = s1[:-1]

                
             
     if char =="<":
        s1+=char

     if char ==">":
        if len(s1)>0:
            if s1[len(s1)-1] == "<":
                s1 = s1[:-1]                

    #print (s1)

if len(s1)==0:
    print("True")
else:
    print("False")
